package com.xuecheng.auth.config;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Bean;
import org.springframework.security.authentication.AuthenticationManager;
import org.springframework.security.config.annotation.authentication.builders.AuthenticationManagerBuilder;
import org.springframework.security.config.annotation.method.configuration.EnableGlobalMethodSecurity;
import org.springframework.security.config.annotation.web.builders.HttpSecurity;
import org.springframework.security.config.annotation.web.configuration.EnableWebSecurity;
import org.springframework.security.config.annotation.web.configuration.WebSecurityConfigurerAdapter;
import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
import org.springframework.security.crypto.password.PasswordEncoder;

/**
 * @author Mr.M
 * @version 1.0
 * @description 安全管理配置
 * @date 2022/9/26 20:53
 */
@EnableWebSecurity
@EnableGlobalMethodSecurity(securedEnabled = true, prePostEnabled = true)
public class WebSecurityConfig extends WebSecurityConfigurerAdapter {

    @Bean
    public AuthenticationManager authenticationManagerBean() throws Exception {
        return super.authenticationManagerBean();
    }

    // 配置用户信息服务
    /*@Bean
    public UserDetailsService userDetailsService() {
        //这里配置用户信息,这里暂时使用这种方式将用户存储在内存中
        InMemoryUserDetailsManager manager = new InMemoryUserDetailsManager();
        manager.createUser(User.withUsername("zhangsan").password("123").authorities("p1").build());
        manager.createUser(User.withUsername("lisi").password("456").authorities("p2").build());
        return manager;
    }*/


    @Autowired
    DaoAuthenticationProviderCustom daoAuthenticationProviderCustom;

    @Override
    protected void configure(AuthenticationManagerBuilder auth) throws Exception {
        auth.authenticationProvider(daoAuthenticationProviderCustom);
    }

    @Bean
    public PasswordEncoder passwordEncoder() {
        // 密码为明文方式
        // return NoOpPasswordEncoder.getInstance();
        return new BCryptPasswordEncoder();
    }

    // 配置安全拦截机制
    @Override
    protected void configure(HttpSecurity http) throws Exception {
        http
                .authorizeRequests()
                .antMatchers("/r/**").authenticated() // 访问/r开始的请求需要认证通过
                .anyRequest().permitAll() // 其它请求全部放行
                .and()
                .formLogin().successForwardUrl("/login-success");// 登录成功跳转到/login-success
    }

    public static void main(String[] args) {
        // 原始密码
        String password = "111111";
        // BCrypt加密 每次生成的密码都是不一样的 安全性更高
        BCryptPasswordEncoder bCryptPasswordEncoder = new BCryptPasswordEncoder();
        for (int i = 0; i < 5; i++) {
            // 生成密码
            String encode = bCryptPasswordEncoder.encode(password);
            System.out.println(encode);
            // 校验密码 参数1是输入的明文 参数2是正确密码加密后的串
            boolean matches = bCryptPasswordEncoder.matches(password, encode);
            System.out.println(matches);
        }
    }
}
